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Finding the Fourth Proportional to 244.03, 365.97 and 99.71

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Solution

The fourth proportional to 244.03, 365.97 and 99.71 is: 149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.03 : 365.97 = 99.71 : x
  2. Step 2: Convert to fraction form
    244.03/365.97 = 99.71/x
  3. Step 3: Cross multiply
    244.03x = 365.97 × 99.71
  4. Step 4: Simplify right side
    244.03x = 36,490.87
  5. Step 5: Solve for x
    x = 36,490.87/244.03
  6. Step 6: Final answer
    x = 149.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.